.auth-container {
    display: flex;
    min-height: 100vh;
}

.auth-card {
    width: 100%;
    max-width: 480px;
    padding: 50px 40px;
    background: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-header h1 {
    font-size: 28px;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.auth-header p {
    font-size: 16px;
    color: var(--text-secondary);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 0;
    top: 0;
    height: 48px;
    width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    z-index: 1;
}

.form-group input {
    width: 100%;
    height: 48px;
    padding-left: 48px;
    border: 1px solid var(--border-base);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.2);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: -10px;
    margin-bottom: 10px;
}

.remember-me {
    display: flex;
    align-items: center;
    color: var(--text-regular);
    font-size: 14px;
}

.remember-me input {
    margin-right: 5px;
}

.forgot-password {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
}

.forgot-password:hover {
    text-decoration: underline;
}

.auth-btn {
    height: 48px;
    background: linear-gradient(90deg, #ff7e5f, #feb47b);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 180, 123, 0.4);
}

.social-login {
    text-align: center;
    margin: 20px 0;
}

.social-login p {
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
}

.social-login p::before,
.social-login p::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30%;
    height: 1px;
    background: var(--border-base);
}

.social-login p::before {
    left: 0;
}

.social-login p::after {
    right: 0;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.social-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-base);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.social-btn.wechat:hover {
    background: #07c160;
    border-color: #07c160;
    color: var(--white);
}

.social-btn.qq:hover {
    background: #12b7f5;
    border-color: #12b7f5;
    color: var(--white);
}

.social-btn.weibo:hover {
    background: #e6162d;
    border-color: #e6162d;
    color: var(--white);
}

.auth-link {
    text-align: center;
    color: var(--text-regular);
    font-size: 14px;
}

.auth-link a {
    color: var(--primary);
    text-decoration: none;
    margin-left: 5px;
}

.auth-link a:hover {
    text-decoration: underline;
}

.auth-banner {
    flex: 1;
    background: linear-gradient(135deg, #ff7e5f, #feb47b);
    padding: 60px;
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.banner-content h2 {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    max-width: 400px;
    line-height: 1.6;
}

.banner-images {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.banner-item {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    backdrop-filter: blur(5px);
}

.auth-benefits {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 400px;
    margin-top: 40px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #36d1dc, #5b86e5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-icon i {
    font-size: 24px;
    color: var(--white);
}

.benefit-item h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.benefit-item p {
    font-size: 14px;
    color: var(--text-regular);
    line-height: 1.5;
}

.agreement {
    margin: 10px 0 20px;
    font-size: 14px;
    color: var(--text-regular);
}

.agreement label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.agreement input {
    margin-right: 8px;
}

.highlight {
    color: var(--primary);
    cursor: pointer;
}

@media (max-width: 992px) {
    .auth-container {
        flex-direction: column;
    }

    .auth-card, .auth-banner, .auth-benefits {
        max-width: 100%;
    }

    .auth-banner {
        padding: 40px;
    }
}